Fobus IWBL Right Hand Universal Full-Size Inside the Waist Band Holster For Full Size Pistols, such as Glock 17 (&19), Beretta PX4, H&K USP, S&W M&P, Sig 226, Springfield XD, Walther PPQ and others. Gun Fit Full Size Pistols, such as Glock 17 (&19), Beretta PX4, H&K USP, S&W M&P, Sig 226, Springfield XD, Walther PPQ and others. For Right Hand Holster Material: Mold injected RX18 Polymer formula Holster Mechanism Passive Retention IWB with surface retention. Retention is achieved by the holster firmly gripping the pistol between belt tension on the holster shell on one side, and the flexible holster backing made with mild non-slip surface on the opposite side.